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| From: | Chris Lalancette |
| Subject: | Re: [Qemu-devel] [PATCH 3/10] Add bdrv_flush_all() |
| Date: | Wed, 10 Sep 2008 15:26:29 +0200 |
| User-agent: | Thunderbird 2.0.0.16 (X11/20080723) |
Anthony Liguori wrote: > This patch adds a bdrv_flush_all() function. It's necessary to ensure that > all > IO operations have been flushed to disk before completely a live migration. > > N.B. we don't actually use this now. We really should flush the block drivers > using an live savevm callback to avoid unnecessary guest down time. Simple enough, and follows the pattern in the KVM migration. Chris Lalancette
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